10011402540 has 72 divisors (see below), whose sum is σ = 30377168640. Its totient is φ = 2668894464.

The previous prime is 10011402523. The next prime is 10011402587. The reversal of 10011402540 is 4520411001.

10011402540 is a `hidden beast` number, since 10 + 0 + 114 + 0 + 2 + 540 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 796021 + ... + 808499.

It is an arithmetic number, because the mean of its divisors is an integer number (421905120).

Almost surely, 2^10011402540 is an apocalyptic number.

10011402540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011402540 is an abundant number, since it is smaller than the sum of its proper divisors (20365766100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10011402540 is a wasteful number, since it uses less digits than its factorization.

10011402540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16951 (or 16946 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

Adding to 10011402540 its reverse (4520411001), we get a palindrome (14531813541).

The spelling of 10011402540 in words is "ten billion, eleven million, four hundred two thousand, five hundred forty".